* The default log level is now 1.
* Add the '--quiet' command line option to force the log level to 0.
* Fixing bug in the GNU Plot to PDF converter, when embedded TeX macros are used.
* Change the headers of the indexes.
* Run the viewer silently (no output).
* Be sure, when a converter must be linked to another converter, that the converter is linked prior to the already-loaded converters.
* Fixing the Perl documentation.
* Bug fix: use the MakeIndex style given on the command line.
* The changes are now available on Github.